condition	mean	min	max
3 h after light	9.2811325	4.37171	16.4812
7 h after light	8.146564999999999	4.05345	17.3013
11 h after light	8.2331675	4.82791	16.2699
2 h after dark	8.898345833333334	4.96713	15.8892
6 h after dark	8.406159166666667	4.25237	14.5752
10 h after dark	8.135705833333333	3.92117	15.884